Levelling is being carried out at a place and it is noted that summation of rise and summation of fall will be 4.210 m and 7.110 m respectively. If the first reading is taken on the Bench mark of reduced level 115.240 m, then the reduced level of the last reading will be ______m.
Assume no error in the readings recorded during the levelling.
Enter numerical value using the virtual keypad. Round off where necessary.